[Contextual Search] Passing HTTML status code to WebContentsObserverAndroid.

content/public/android/java/src/org/chromium/content/browser/WebContentsObserverAndroid.java

Index: content/public/android/java/src/org/chromium/content/browser/WebContentsObserverAndroid.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/WebContentsObserverAndroid.java b/content/public/android/java/src/org/chromium/content/browser/WebContentsObserverAndroid.java
index 6237141ef2208402a763b2515d4c268122c93d5e..ed528f2449ea311e85775648f640d2bf48f600ef 100644
--- a/content/public/android/java/src/org/chromium/content/browser/WebContentsObserverAndroid.java
+++ b/content/public/android/java/src/org/chromium/content/browser/WebContentsObserverAndroid.java
@@ -55,18 +55,33 @@ public abstract class WebContentsObserverAndroid {
 
     /**
      * Called when the main frame of the page has committed.
+     * TODO(pedrosimonetti): Remove this method once downstream changes are landed.
      * @param url The validated url for the page.
      * @param baseUrl The validated base url for the page.
      * @param isNavigationToDifferentPage Whether the main frame navigated to a different page.
      * @param isFragmentNavigation Whether the main frame navigation did not cause changes to the
      *                             document (for example scrolling to a named anchor or PopState).
      */
-    @CalledByNative
     public void didNavigateMainFrame(String url, String baseUrl,
             boolean isNavigationToDifferentPage, boolean isFragmentNavigation) {
     }
 
     /**
+     * Called when the main frame of the page has committed.
+     * @param url The validated url for the page.
+     * @param baseUrl The validated base url for the page.
+     * @param isNavigationToDifferentPage Whether the main frame navigated to a different page.
+     * @param isFragmentNavigation Whether the main frame navigation did not cause changes to the
+     *                             document (for example scrolling to a named anchor or PopState).
+     * @param statusCode The HTTP status code of the navigation.
+     */
+    @CalledByNative
+    public void didNavigateMainFrame(String url, String baseUrl,
+            boolean isNavigationToDifferentPage, boolean isFragmentNavigation, int statusCode) {
+        didNavigateMainFrame(url, baseUrl, isNavigationToDifferentPage, isFragmentNavigation);
+    }
+
+    /**
      * Called when the page had painted something non-empty.
      */
     @CalledByNative